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Browse Holley Performance Programmers & Chips for Your Vehicle

1-5 results out of 5
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Holley 550-601 HP EFI ECU And Harness Kit GM TPI And Holley Stealth Ram

HP EFI, ECU And Harness Kit, GM TPI And Holley Stealth Ram, Incl. ECU/Harness

  • HP EFI; ECU And Harness Kit
This is a universal fit product and may require customization to fit your vehicle.
Shipping :
FREE
Our Price :
$1,616.99

In Stock
Holley 534-55 Electronic Control Unit Throttle Body

Electronic Control Unit, Throttle Body, 1 bbl And 2 bbl Pro-Jection

  • Electronic Control Unit
This is a universal fit product and may require customization to fit your vehicle.
Shipping :
FREE
Our Price :
$325.95

  • Back In Stock Notification

    Provide us with your email address and we'll let you know the moment this Holley 534-55 becomes available again.

Temporarily Out of Stock
Holley 550-602 HP EFI ECU And Harness Kit GM LS1 Incl. ECU/Harness

HP EFI, ECU And Harness Kit, GM LS1, Incl. ECU/Harness

  • HP EFI; ECU And Harness Kit
This is a universal fit product and may require customization to fit your vehicle.
Shipping :
FREE
Our Price :
$1,672.99

  • Back In Stock Notification

    Provide us with your email address and we'll let you know the moment this Holley HP EFI 550-602 becomes available again.

Temporarily Out of Stock
Holley 554-114 Dominator EFI ECU Multiple Staged Injector Strategies

Dominator EFI, ECU, For Complete System Wideband Oxygen Sensors/Main Wiring Harness/Injector Wiring Harness/Ignition Adapter Harness And Accessories Required

  • 12 Channel DIS Outputs
  • 4 Stage Progressive Nitrous Control
This is a universal fit product and may require customization to fit your vehicle.
Shipping :
FREE
Our Price :
$1,599.99

In Stock
Holley 550-604 HP EFI ECU And Harness Kit Universal V8 MultiPoint Fuel Injection

HP EFI, ECU And Harness Kit, Universal V8 Multi-Point Fuel Injection, Incl. ECU/Harness

  • HP EFI; ECU And Harness Kit
This is a universal fit product and may require customization to fit your vehicle.
Shipping :
FREE
Our Price :
$1,488.99

In Stock
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More About Holley Performance Programmers & Chips

When looking to upgrade the style and performance of your vehicle, the quality of the Performance Programmers & Chips you use should be at the top of mind. Holley Performance Programmers & Chips from Street Side Auto ensure proper application fitment and proven results. Performance Programmers & Chips from a trusted manufacturer like Holley, your purchase will provide a package of safety and performance you need.

  • Why don't we show the price?

    When a manufacturer implements a Minimum Advertised Price (MAP) policy, they create limits on the list price that retailers are allowed to advertise their products for. In line with our efforts to continually provide the lowest possible price, we've made it easier for you to inquire about our Exclusive Pricing on these MAP items.

  • Shipping Policy

    Free Ground Shipping
    Free FedEx ground shipping on all orders over $50. Free shipping to 48 Continental United States only. Orders under $50 will incur a FedEx ground shipping charge of $9.95.

    $9.95 Per Wheel/$25 Per Tire
    Each wheel will incur a $9.95 per wheel fee and each tire will incur a $25 per tire fee up to $99. You will be charged a maximum of $99 regardless of how many wheels and/or tires you purchase.

    $99 Truck Freight
    Oversized parts will incur a $99 truck freight charge that FedEx cannot provide standard ground shipping on.